Neon circle track wiring harness | Kinnettic Kreations | WI Has OBD port and there are 3 wires run for gauges. One comes from the PCM for tach, and 2 go into the engine harness to hook up to 2 sending units. It is universal for 1995-2002 engines in any year Neon. The PCM connectors detach from interior harness to be switched out from 95 to 96-99 to 2000-2002 PCMs. Or megasquirt setups. Dodge Neon Engine Wire Harnesses at Andy's Auto Sport We go out of our way to carry every major line of Dodge Neon engine wire harnesses, so that whether you are looking for a cheap Dodge Neon engine wire harness or a replacement engine wire harness or anything in between, we've got it for you. Andy's Auto Sport is the ultimate shopping destination for your Dodge Neon engine wire harness needs!